ungif.c File Reference

#include <stdlib.h>
#include <string.h>
#include "ungif.h"
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"

Go to the source code of this file.

Data Structures
struct	GifFilePrivateType
Defines
#define	LZ_MAX_CODE   4095 /* Biggest code possible in 12 bits. */
#define	LZ_BITS   12
#define	NO_SUCH_CODE   4098 /* Impossible code, to signal empty. */
#define	READ(_gif, _buf, _len)   ((GifFilePrivateType*)_gif->Private)->Read(_gif,_buf,_len)
Functions
static void *	ungif_alloc (size_t sz)
static void *	ungif_calloc (size_t num, size_t sz)
static void *	ungif_realloc (void *ptr, size_t sz)
static void	ungif_free (void *ptr)
static int	DGifGetWord (GifFileType *GifFile, GifWord *Word)
static int	DGifSetupDecompress (GifFileType *GifFile)
static int	DGifDecompressLine (GifFileType *GifFile, GifPixelType *Line, int LineLen)
static int	DGifGetPrefixChar (const GifPrefixType *Prefix, int Code, int ClearCode)
static int	DGifDecompressInput (GifFileType *GifFile, int *Code)
static int	DGifBufferedInput (GifFileType *GifFile, GifByteType *Buf, GifByteType *NextByte)
static int	DGifGetExtensionNext (GifFileType *GifFile, GifByteType **GifExtension)
static int	DGifGetCodeNext (GifFileType *GifFile, GifByteType **GifCodeBlock)
static int	BitSize (int n)
static ColorMapObject *	MakeMapObject (int ColorCount, const GifColorType *ColorMap)
static void	FreeMapObject (ColorMapObject *Object)
static int	AddExtensionBlock (SavedImage *New, int Len, const unsigned char ExtData[])
static void	FreeExtension (SavedImage *Image)
static void	FreeSavedImages (GifFileType *GifFile)
static int	DGifGetScreenDesc (GifFileType *GifFile)
static int	DGifGetRecordType (GifFileType *GifFile, GifRecordType *Type)
static int	DGifGetImageDesc (GifFileType *GifFile)
static int	DGifGetLine (GifFileType *GifFile, GifPixelType *Line, int LineLen)
static int	DGifGetExtension (GifFileType *GifFile, int *ExtCode, GifByteType **Extension)
int	DGifSlurp (GifFileType *GifFile)
GifFileType *	DGifOpen (void *userData, InputFunc readFunc)
int	DGifCloseFile (GifFileType *GifFile)